Hollywood director found Midas touch again last year with War of the Worlds, which grossed $583 million at the box office, but latest effort, Munich, received cooly by critics. Public offering of animation division of DreamWorks, the boutique studio he owns with fellow billionaires Jeffrey Katzenberg and David Geffen (see both), added more than $100 million to his portfolio. Movie buff rejected by top film schools, got start as TV director for Universal. First movie, Duel, aired on TV, third movie, Jaws, launched a litany of blockbusters: Raiders of the Lost Ark, E.T., Jurassic Park, Saving Private Ryan. Latest